/[gentoo-x86]/eclass/webapp.eclass
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Revision 1.1 Revision 1.10
1# Copyright 1999-2003 Gentoo Technologies, Inc. 1# Copyright 1999-2004 Gentoo Technologies, Inc.
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/webapp.eclass,v 1.1 2003/10/07 21:54:46 stuart Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/webapp.eclass,v 1.10 2004/04/28 22:18:27 stuart Exp $
4# 4#
5# eclass/webapp.eclass 5# eclass/webapp.eclass
6# Eclass for installing applications to run under a web server 6# Eclass for installing applications to run under a web server
7# 7#
8# Part of the implementation of GLEP #11 8# Part of the implementation of GLEP #11
… …
13# 13#
14# Please do not make modifications to this file without checking with a 14# Please do not make modifications to this file without checking with a
15# member of the web-apps herd first! 15# member of the web-apps herd first!
16# 16#
17# ------------------------------------------------------------------------ 17# ------------------------------------------------------------------------
18#
19# THIS IS A BETA RELEASE ONLY. ALL DETAILS ARE SUBJECT TO CHANGE BEFORE
20# WE ARE READY TO START PORTING EVERYTHING TO THIS ECLASS
21#
22# ------------------------------------------------------------------------
23 18
24ECLASS=webapp 19ECLASS=webapp
25INHERITED="$INHERITED $ECLASS" 20INHERITED="$INHERITED $ECLASS"
26#DEPEND="${DEPEND} net-www/apache"
27SLOT="${PVR}" 21SLOT="${PVR}"
28IUSE="$IUSE vhosts" 22IUSE="$IUSE vhosts"
23DEPEND="$DEPEND >=net-www/webapp-config-1.5"
29 24
30if [ -f /usr/share/webapp-config/settings.sh ] ; then
31 . /usr/share/webapp-config/settings.sh
32fi
33
34EXPORT_FUNCTIONS pkg_setup src_install 25EXPORT_FUNCTIONS pkg_postinst pkg_setup src_install
35 26
36# ------------------------------------------------------------------------ 27# ------------------------------------------------------------------------
37# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY 28# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
38# 29#
39# Check whether a specified file exists within the image/ directory 30# Check whether a specified file exists within the image/ directory
40# or not. 31# or not.
41# 32#
42# @param $1 - file to look for 33# @param $1 - file to look for
34# @param $2 - prefix directory to use
43# @return 0 on success, never returns on an error 35# @return 0 on success, never returns on an error
44# ------------------------------------------------------------------------ 36# ------------------------------------------------------------------------
45 37
46function webapp_checkfileexists () 38function webapp_checkfileexists ()
47{ 39{
40 local my_prefix
41
42 [ -n "$2" ] && my_prefix="$2/" || my_prefix=
43
48 if [ ! -e ${D}/$1 ]; then 44 if [ ! -e ${my_prefix}$1 ]; then
49 msg="ebuild fault: file $1 not found in ${D}" 45 msg="ebuild fault: file $1 not found"
50 eerror "$msg" 46 eerror "$msg"
51 eerror "Please report this as a bug at http://bugs.gentoo.org/" 47 eerror "Please report this as a bug at http://bugs.gentoo.org/"
52 die "$msg" 48 die "$msg"
53 fi 49 fi
50}
51
52# ------------------------------------------------------------------------
53# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
54# ------------------------------------------------------------------------
55
56function webapp_import_config ()
57{
58 if [ -z "${MY_HTDOCSDIR}" ]; then
59 . /etc/conf.d/webapp-config
60 fi
61
62 if [ -z "${MY_HTDOCSDIR}" ]; then
63 libsh_edie "/etc/conf.d/webapp-config not imported"
64 fi
65}
66
67# ------------------------------------------------------------------------
68# INTERNAL FUNCTION - USED BY THIS ECLASS ONLY
69#
70# ------------------------------------------------------------------------
71
72function webapp_strip_appdir ()
73{
74 echo "$1" | sed -e "s|${D}${MY_APPDIR}/||g;"
75}
76
77function webapp_strip_d ()
78{
79 echo "$1" | sed -e "s|${D}||g;"
80}
81
82function webapp_strip_cwd ()
83{
84 echo "$1" | sed -e 's|/./|/|g;'
85}
86
87# ------------------------------------------------------------------------
88# EXPORTED FUNCTION - FOR USE IN EBUILDS
89#
90# Identify a config file for a web-based application.
91#
92# @param $1 - config file
93# ------------------------------------------------------------------------
94
95function webapp_configfile ()
96{
97 webapp_checkfileexists "$1" "$D"
98 local MY_FILE="`webapp_strip_appdir $1`"
99
100 einfo "(config) $MY_FILE"
101 echo "$MY_FILE" >> ${D}${WA_CONFIGLIST}
102}
103
104# ------------------------------------------------------------------------
105# EXPORTED FUNCTION - FOR USE IN EBUILDS
106#
107# Install a text file containing post-installation instructions.
108#
109# @param $1 - language code (use 'en' for now)
110# @param $2 - the file to install
111# ------------------------------------------------------------------------
112
113function webapp_postinst_txt
114{
115 webapp_checkfileexists "$2"
116
117 einfo "(rtfm) $2 (lang: $1)"
118 cp "$2" "${D}${MY_APPDIR}/postinst-$1.txt"
119}
120
121# ------------------------------------------------------------------------
122# EXPORTED FUNCTION - FOR USE IN EBUILDS
123#
124# Identify a script file (usually, but not always PHP or Perl) which is
125#
126# Files in this list may be modified to #! the required CGI engine when
127# installed by webapp-config tool in the future.
128#
129# @param $1 - the cgi engine to use
130# @param $2 - the script file that could run under a cgi-bin
131#
132# ------------------------------------------------------------------------
133
134function webapp_runbycgibin ()
135{
136 webapp_checkfileexists "$2" "$D"
137 local MY_FILE="`webapp_strip_appdir $2`"
138 MY_FILE="`webapp_strip_cwd $MY_FILE`"
139
140 einfo "(cgi-bin) $1 - $MY_FILE"
141 echo "$1 $MY_FILE" >> ${D}${WA_RUNBYCGIBINLIST}
54} 142}
55 143
56# ------------------------------------------------------------------------ 144# ------------------------------------------------------------------------
57# EXPORTED FUNCTION - FOR USE IN EBUILDS 145# EXPORTED FUNCTION - FOR USE IN EBUILDS
58# 146#
… …
66# 154#
67# ------------------------------------------------------------------------ 155# ------------------------------------------------------------------------
68 156
69function webapp_serverowned () 157function webapp_serverowned ()
70{ 158{
71 webapp_checkfileexists $1 159 webapp_checkfileexists "$1" "$D"
160 local MY_FILE="`webapp_strip_appdir $1`"
161
162 einfo "(server owned) $MY_FILE"
72 echo "$1" >> $WA_SOLIST 163 echo "$MY_FILE" >> ${D}${WA_SOLIST}
73} 164}
74 165
75# ------------------------------------------------------------------------ 166# ------------------------------------------------------------------------
76# EXPORTED FUNCTION - FOR USE IN EBUILDS 167# EXPORTED FUNCTION - FOR USE IN EBUILDS
77# 168#
78# Identify a config file for a web-based application.
79# 169#
80# @param $1 - config file 170# @param $1 - the db engine that the script is for
171# (one of: mysql|postgres)
172# @param $2 - the sql script to be installed
173# @param $3 - the older version of the app that this db script
174# will upgrade from
175# (do not pass this option if your SQL script only creates
176# a new db from scratch)
81# ------------------------------------------------------------------------ 177# ------------------------------------------------------------------------
82 178
83function webapp_configfile () 179function webapp_sqlscript ()
84{ 180{
85 webapp_checkfileexists $1
86 echo "$1" >> $WA_CONFIGLIST
87}
88
89# ------------------------------------------------------------------------
90# EXPORTED FUNCTION - FOR USE IN EBUILDS
91#
92# Identify a script file (usually, but not always PHP or Perl) which is
93#
94# Files in this list may be modified to #! the required CGI engine when
95# installed by webapp-config tool in the future.
96#
97# @param $1 - the cgi engine to use
98# @param $2 - the script file that could run under a cgi-bin
99#
100# ------------------------------------------------------------------------
101
102function webapp_runbycgibin ()
103{
104 webapp_checkfileexists $2 181 webapp_checkfileexists "$2"
105 echo "$1 $2" >> $WA_RUNBYCGIBINLIST 182
183 # create the directory where this script will go
184 #
185 # scripts for specific database engines go into their own subdirectory
186 # just to keep things readable on the filesystem
187
188 if [ ! -d "${D}${MY_SQLSCRIPTSDIR}/$1" ]; then
189 mkdir -p "${D}${MY_SQLSCRIPTSDIR}/$1" || libsh_die "unable to create directory ${D}${MY_SQLSCRIPTSDIR}/$1"
190 fi
191
192 # warning:
193 #
194 # do NOT change the naming convention used here without changing all
195 # the other scripts that also rely upon these names
196
197 # are we dealing with an 'upgrade'-type script?
198 if [ -n "$3" ]; then
199 # yes we are
200 einfo "($1) upgrade script from ${PN}-${PVR} to $3"
201 cp $2 ${D}${MY_SQLSCRIPTSDIR}/$1/${3}_to_${PVR}.sql
202 else
203 # no, we are not
204 einfo "($1) create script for ${PN}-${PVR}"
205 cp $2 ${D}${MY_SQLSCRIPTSDIR}/$1/${PVR}_create.sql
206 fi
106} 207}
107 208
108# ------------------------------------------------------------------------ 209# ------------------------------------------------------------------------
109# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER 210# EXPORTED FUNCTION - call from inside your ebuild's src_install AFTER
110# everything else has run 211# everything else has run
… …
117function webapp_src_install () 218function webapp_src_install ()
118{ 219{
119 chown -R root:root ${D}/ 220 chown -R root:root ${D}/
120 chmod -R u-s ${D}/ 221 chmod -R u-s ${D}/
121 chmod -R g-s ${D}/ 222 chmod -R g-s ${D}/
122}
123 223
224 keepdir ${MY_PERSISTDIR}
225 fowners root:root ${MY_PERSISTDIR}
226 fperms 755 ${MY_PERSISTDIR}
227}
228
124# ------------------------------------------------------------------------ 229# ------------------------------------------------------------------------
125# EXPORTED FUNCTION - call from inside your ebuild's pkg_setup AFTER 230# EXPORTED FUNCTION - call from inside your ebuild's pkg_config AFTER
126# everything else has run 231# everything else has run
127# 232#
128# If 'vhosts' USE flag is not set, auto-install this app 233# If 'vhosts' USE flag is not set, auto-install this app
129# 234#
130# ------------------------------------------------------------------------ 235# ------------------------------------------------------------------------
131 236
132function webapp_pkg_setup () 237function webapp_pkg_setup ()
133{ 238{
134 use vhosts || webapp-config -u root -d /var/www/localhost/htdocs/${PN}/ ${PN} 239 # pull in the shared configuration file
240
241 . /etc/vhosts/webapp-config || die "Unable to open /etc/vhosts/webapp-config file"
242
243 # are we emerging something that is already installed?
244
245 if [ -d "${D}${MY_APPROOT}/${MY_APPSUFFIX}" ]; then
246 # yes we are
247 ewarn "Removing existing copy of ${PN}-${PVR}"
248 rm -rf "${D}${MY_APPROOT}/${MY_APPSUFFIX}"
249 fi
250}
251
252function webapp_src_preinst ()
253{
254 # create the directories that we need
255
256 dodir ${MY_HTDOCSDIR}
257 dodir ${MY_HOSTROOTDIR}
258 dodir ${MY_CGIBINDIR}
259 dodir ${MY_ICONSDIR}
260 dodir ${MY_ERRORSDIR}
261 dodir ${MY_SQLSCRIPTSDIR}
262}
263
264function webapp_pkg_postinst ()
265{
266 # if 'vhosts' is not set in your USE flags, we install a copy of
267 # this application in /var/www/localhost/htdocs/${PN}/ for you
268
269 if ! use vhosts ; then
270 G_HOSTNAME="localhost"
271 . /etc/vhosts/webapp-config
272
273 local my_mode=-I
274 local my_dir="${VHOST_ROOT}/htdocs/${PN}"
275
276 # are we installing afresh - or are we upgrading?
277 # find out by looking to see what (if anything) is installed
278 # in there already
279
280 local my_output="`/usr/sbin/webapp-config --show-installed -d $my_dir 2> /dev/null`"
281 if [ "$?" = 0 ]; then
282
283 # something is in there - but the question has to be ... what?
284
285 if [ "`echo $my_output | awk '{ print $1 }'`" = "${PN}" ]; then
286 # we have an older version of whatever it is our ebuild is
287 # trying to install ;-)
288 #
289 # this is the situation we can deal with
290
291 my_mode=-U
292 else
293 # this should never happen - but just in case ...
294 #
295 # whatever is in that directory, it isn't the application
296 # that we are currently trying to install
297 #
298 # rather than overwrite the contents, we bail with an error
299 # instead
300
301 die "$my_output is already installed in $my_dir"
302 fi
303 fi
304
305 /usr/sbin/webapp-config $my_mode -u root -d "$my_dir" ${PN} ${PVR}
306 fi
307}
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